What are hot flashes and why do they occur during menopause?

Hot flashes are a sudden and intense feeling of heat that spreads across the face, neck, and chest, often accompanied by sweating and skin flushing [1]. These are among the most common symptoms of perimenopause (the transition phase to menopause) and menopause. This phenomenon occurs primarily as a result of hormonal changes in a woman's body, as hormone levels fluctuate while transitioning to menopause [1].

Why are hot flashes linked to menopause?

As a woman approaches menopause—the time when menstrual periods cease and she is no longer able to become pregnant—the ovaries begin to produce lower amounts of the hormones estrogen and progesterone. These shifts in hormone levels are the primary cause of menopause symptoms, including hot flashes [1]. A hot flash is a sudden sensation of warmth in the face, neck, and chest, and may cause sweating. If these occur at night and cause sweating, they are known as night sweats [1].

Challenges associated with hot flashes and night sweats

In addition to the uncomfortable sensation of heat, night sweats can lead to sleep disturbances, such as difficulty falling asleep or returning to sleep after waking. Over time, sleep deprivation can cause fatigue and memory problems [1]. The severity of hot flashes can be exacerbated by lifestyle factors such as alcohol consumption, spicy foods, and caffeine. Smoking and being overweight or obese can also worsen hot flashes [1].

Management and treatment options for hot flashes

If hot flashes are affecting your daily activities or worsening, it is important to speak with a healthcare provider to discuss available options [2]. Management options for hot flashes include the following:

• Lifestyle changes: Certain lifestyle changes can help manage symptoms. It is recommended to wear layered clothing that can be removed at the onset of a hot flash, carry a portable fan, and avoid alcohol, spicy foods, and caffeine. It is also advised to quit smoking, maintain a healthy weight, and practice good sleep hygiene, such as keeping the bedroom dark, quiet, and cool. Regular exercise and reducing stress through relaxation techniques may also help [1].
• Non-hormonal treatments: There are FDA-approved non-hormonal medications to reduce moderate to severe hot flashes associated with menopause. These include antidepressants, a medication specifically for hot flashes, an anticonvulsant, and a blood pressure medication. Some of these may also help with sleep issues [1][2].
• Hormone therapy: Menopause hormone therapy, also known as hormone replacement therapy (HRT), can be effective in treating hot flashes. This treatment typically involves estrogen or estrogen with progestin and can be administered as pills, skin patches, rings, implants, gels, or creams. The benefits and risks of hormone therapy should be discussed with a healthcare provider to determine if it is safe and appropriate for you [1][2].

It is important to remember that any vaginal bleeding occurring after menopause (12 months or more after the last menstrual period) should be reported to a doctor immediately, as it may be a sign of a health issue requiring urgent medical attention [2]. For more details on managing symptoms associated with this transition, you can review Menopause Symptoms: Hot Flashes, Sleep Disturbances, and Bone Health (Arabic).

Medical references

• Menopause
• Menopause